baber/WOPTO huggingface dataset:
Patent JP-2004074356-A (JP)
Title: Grinding wheel with shaft
Inventor: TOGE NAOKI
IPC: B24D3/00
Filed: 2002-08-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a grinding wheel with a shaft which performs grinding work at high precision without having any parts left un-ground to maintain sharpness.  <P>SOLUTION: A base metal 2 of a cylindrical form is provided on the tip side of a shaft 1 installed on a drive shaft of a rotary machine to be continuous with the shaft. A row of abrasive grains 4 is formed on an outer circumferential surface 3 of the base metal 2, and a layer of abrasive grains 6 is formed on an end surface 5. The row of the abrasive grains 4 and the layer of the abrasive grains 6 are formed of ultra-abrasive grains of diamond or cBN, for example. The row of the abrasive grains 4 is formed by continuously fixing the abrasive grains in a length direction of the base metal 2. Circumferential width of the row of the abrasive grains is set to be 1-3 times the grain size of the abrasive grains. Interval between the rows of the abrasive grains 4 adjacent to each other is, preferably, 1-10 times the width of the row of the abrasive grains.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004075497-A (JP)
Title: Low-toxicity propellant
Inventor: YASUTAKE AKINORI
IPC: C06D5/00
Filed: 2002-08-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a low-toxicity propellant of low toxicity used for boosters, such as thrusters and rockets, for posture control of artificial satellites.  <P>SOLUTION: The low-toxicity propellant is composed of main fuel for creating actuation gas for propulsion of the rockets etc., and an oxidizing agent, in which the oxidizing agent is hydrogen peroxide water and contains a complex or a metal salt or their mixture as a combustion assistant to assist combustion.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003172342-A (JP)
Title: Multi-point contact ball bearing for supporting ball screw
Inventor: KATSUNO YOSHIAKI
IPC: F16C33/60
Filed: 2002-08-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a multi-point contact ball bearing suitable for a bearing supporting a ball screw shaft of a ball screw.  <P>SOLUTION: If setting the diameter of a ball 10c as D, the curvature of an outer ring side track groove 10e as Re, the curvature of an inner ring side track groove 10f as Ri, and a contact angle between the ball 10c and track grooves 10a, 10b as α, the contact angle α is made to satisfy an expression of 12.5°<α≤32.5°, and the curvature rates of the track grooves 10e, 10f with regard to the diameter of the ball 10c is made to satisfy an expression of Re/D =Ri/D=0.54 to 0.61. A snap ring 13 is attached on an inner peripheral surface of the inner ring 10b divided into two parts in a radial direction, and end surfaces of an annular element 12 structuring the inner ring 10b are confronted with each other by the snap ring 13.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004084559-A (JP)
Title: Communicating structure between crankcases of multiple cylinder engine
Inventor: GUNJI TORU
IPC: F02F7/00
Filed: 2002-08-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a communicating structure between crankcases of a multiple cylinder engine, capable of strengthening axial force of a fastening bolt without influencing the strength of a journal supporting wall.  <P>SOLUTION: In this multiple cylinder engine, the half body 3a of an upper crankcase is successively provided in a cylinder block 1 having cylinder sleeves 2, 2 connected in series, a crank journal 5j is supported by the upper and lower journal supporting walls 17, 18 formed on the half body 3a of the upper crankcase and the half body 3b of a lower crankcase, and the both supporting walls 17, 18 are fastened by a pair of fastening bolts 20 disposed so as to sandwich the crank journal 5j. A bleeding hole 23 communicating between the adjacent crankcases 22, 22 is provided in a region surrounded by a cylinder sleeve 2 and the pair of fastening bolts 20 in the upper journal supporting wall 17.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004125814-A (JP)
Title: Naphthoquinone diazide sulfonic ester, positive photosensitive resin composition using the same, and semiconductor device
Inventor: BANBA TOSHIO
IPC: H01L21/027
Filed: 2002-08-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a positive photosensitive resin composition capable of forming a pattern having high resolution and high normalized remaining film thickness even when the film thickness increases and obtaining a high sensitivity.  <P>SOLUTION: The positive photosensitive resin composition comprises an alkali-soluble resin (A) 100 pts.wt. and 1, 2-naphthoquinone-2-diazide-5-sulfonic ester and/or 1, 2-naphthoquinone-2-diazido-4-sulfonic ester (B) of a phenol compound shown by formula (1) 1∼50 pts.wt.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004086800-A (JP)
Title: Data synchronization system and method therefor
Inventor: MITSUI SATOSHI
IPC: G06F3/06
Filed: 2002-08-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a data synchronization system which suppresses possibility of an occurrence of elongated communication time or an error during the data synchronization by automatically initiating the data synchronization with an appropriate data transmission volume.  <P>SOLUTION: A server 10 is connected to a client 21 with a database 211 via network 3. The server 10 is constituted with an update log DB 102 for storing the update contents for a database 101 held by the server itself as the update log, and a storage part 105 for storing a threshold value to initiate the data synchronization depending on how many the update logs to be required for the data synchronization with the client 21 are stored on the update log DB 102. Further, the server extracts the update logs requiring the data synchronization from the update log DB 102, and the data synchronization for the database 101 and the database 211 is initialized when the number of the extrated update logs exceeds the above threshold value.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004093148-A (JP)
Title: Path-guiding apparatus
Inventor: SUZUKI TAKAMITSU
IPC: G09B29/00
Filed: 2002-08-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a path-guiding apparatus for appropriately guide a road according to a user's feel of the place.  <P>SOLUTION: A car navigation apparatus acquires a current location (S101), judges a current section (S102), and calculates a path to a destination (S105). Then, when path guidance consideration by a feel-of-the place level is permitted (S106: YES), the feel-of-the place level is calculated based on the drive count of the current section (S107), a path guidance output method according to the feel-of-the place level is determined (S108), and the path guidance output processing according to the feel-of-the place level is executed (S109), thus appropriately changing a voice guidance count or distance to a path guidance target when performing voice guidance according to the feel-of-the place level.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004089830-A (JP)
Title: Organic substance treatment apparatus
Inventor: SASAKURA HIROYUKI
IPC: B09B3/00
Filed: 2002-08-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide an organic substance treatment apparatus which can control heat radiation (heat loss) outside a treatment tank to reduce the electric cost and is capable of performing cooling operation during deodorization operation after the finish of drying treatment.  <P>SOLUTION: In the organic substance treatment apparatus having an deodorization unit (catalytic deodorization unit 40) for deodorizing an exhaust gas containing odors generated from the treatment tank 1 for drying organic substances such as garbage by using a heating means (deodorizing heater 42) and a catalyst 43, the deodorization unit (catalytic deodorization unit 40) and a heating means for drying (drying heater 50) are arranged in the treatment tank 1.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004096955-A (JP)
Title: Arc segment ferrite magnet
Inventor: NAKAMURA HIROAKI
IPC: H01F1/11
Filed: 2002-09-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide an arc segment ferrite magnet with a high yield capable of further reducing cogging torque, suppressing the generation of a crack or the like, and promoting mass production.  <P>SOLUTION: The arc segment ferrite magnet has a contour of an octagonal shape when viewed by projecting an external peripheral side, has a linear oblique line of the contour, has a ground face at the rim of the internal peripheral side of the oblique line, and has no ground face at the external peripheral side of the oblique line. Furthermore, in the magnet the angle θ of an arc in the circumferential direction is 120° or larger and 150° or smaller, and a thickness (t) in the radial direction is in a range of 4 mm or more and 7 mm or less.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004095117-A (JP)
Title: Optical disk and recording/reproducing device
Inventor: TANAKA FUJI
IPC: G11B7/24079
Filed: 2002-09-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical disk and a recording/reproducing device by which it is quickly detected that a focus is carried out on a protective layer surface.  <P>SOLUTION: A protective layer 2 is made of a plastic material, for example, polycarbonate which is excellent in thermal resistance, moisture resistance, moldability and light transmissivity. A recessed and projecting part 6 is provided on the surface of the protective layer 2. The recessed and projecting part 6 is a groove formed on the surface of the protective layer 2. Recess and projection 7 form a pit provided in the recessed and projecting part 6. An upper recording layer 3 is a translucent reflection film made of, for example, TeGeSb. A recessed and projecting part 8 and recess and projection 9 similar to the ones provided on the protective layer are provided on the surface of the upper recording layer 3. A lower recording layer 4 is a reflection film made of TeGeSb, etc. A recessed and projecting part 10 and recess and projection 11 similar to the ones provided on the protective layer 2 and the upper recording layer 3 are provided on the surface of the lower recording layer 4.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004102380-A (JP)
Title: Congestion degree investigation device
Inventor: ONDA TOSHIKAZU
IPC: G08G1/01
Filed: 2002-09-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a congestion degree investigation device mechanically investigating a degree of partial congestion, and obtaining the data on congestion degree free from variation caused by miscalculation caused by investigator's fatigue and the like.  <P>SOLUTION: This congestion degree investigation device comprises an ITV camera 10 applying an objective part of investigation of congestion degree as a photographing range, an image input means 20, picture element change detecting means 30 independent from each other by every picture element in the image, an integrating means 40 for integrating the the number of times of detection of change by every picture element, a partial change time ratio calculating means 50 for calculating a ratio of the number of times of detection of change and the total number of images in a specific time, and an output means 60 for outputting or recording the same. The presence or absence of the change of every image element is investigated by the change detecting means 30 by inputting the image by the image input means 20 at every updating of the image photographed by the ITV camera 10, the number of times of detection of change in the specific time predetermined by the partial change time ratio calculating means 50 is integrated, and its ratio to the total number of images for the specific time is calculated by the means 50, and output or recorded by the output means 60.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004104392-A (JP)
Title: Image input output apparatus
Inventor: UTSUKI YASUSHI
IPC: G03B27/50
Filed: 2002-09-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image input output apparatus for preventing a contact between an FFC and a document bed without increasing the entire height of the apparatus.  <P>SOLUTION: In the state in which a top 26 of the FFC 34 is highest, a lower part of a folded part 30 is contained in a recessed part 46 formed at a bottom 42. More concretely, since the shape of the bottom 42 is set so that a lower end of a folded part 30, that is, a part at which the FFC 34 and the bottom 42 start contacting, is supported by a flat face 38 of a lowest recessed part 46 of the bottom 42, the height of an internal space of a scanner housing 18 is suppressed at parts other than the recessed part 46 without bringing the FFC 34 into contact with the document bed 22. Since the recessed part 46 is contained in a remaining space of a printer housing 56, the contact between the document bed 22 and the FFC 34 is prevented without increasing the entire height of the printer housing 56 and the scanner housing 18.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004100877-A (JP)
Title: Cover structure for shaft coupling in small surface craft
Inventor: FUSE TOMOHIRO
IPC: B63H23/32
Filed: 2002-09-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cover structure for a shaft coupling in a small surface craft which can be easily dismounted and remounted even in a narrow work space.  <P>SOLUTION: An engine 17 is disposed at a center of a hull, a water jet propeller 18 is disposed at the stern, and a propeller shaft 33 of the water jet propeller is connected to a crank shaft end 31 of the engine by the shaft coupling 32. The shaft coupling, the crank shaft end, and the propelling shaft are covered with a cover in the surface craft on their upper side, right side, and left side. The cover 22 is composed of a first cover 35 detachably mounted on the engine or the hull, and the second cover 36 detachably installed on the first cover to cover the shaft coupling and the propeller shaft. Dismounting size is that of the second cover only. Dismounting and remounting work can thus be easily conducted even in a narrow space.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004112091-A (JP)
Title: Image processing apparatus, program for processing image and storage medium
Inventor: NOMIZU YASUYUKI
IPC: H04N19/63
Filed: 2002-09-13
Abstract: <P>PROBLEM TO BE SOLVED: To enable speed as high as possible to variably magnify the data compression encoded in a JPEG (joint photographic image coding expert group) 2000 as an object by using a working memory as small as possible.  <P>SOLUTION: An image processing apparatus can change an image size by fundamentally variably magnifying image data as code data retained as it is without decoding the data to image data by processing to variably magnify the data at a variably magnifying rate designated at an independently processable such block unit (s3), by utilizing the feature of the JPEG 2000 capable of independently decoding the data when the code data is not related to the information of the other block, that is, when the data is the independently processable block unit, since the processing unit is a block of an arbitrary size, may process variably magnifying of the conventional process of decoding to image variably magnifying, to re-coding, and hence can process at speed as high as possible by using working memory as small as possible.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004108840-A (JP)
Title: Semiconductor testing apparatus
Inventor: UMEMOTO KUNIMORI
IPC: G01R31/316
Filed: 2002-09-17
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the size of component mounting on a substrate by reducing the number of components required for measuring the characteristics of an analog input/output part of a device under test.  <P>SOLUTION: A digital/analog converter 10 generates a test signal to be inputted to the analog input/output part of the device to be tested 1. Frequency dividing/multiplying circuits 51-5n of a clock generating circuit 50 for filter operation divide or multiply the frequency of a reference clock generated by a reference clock generator 40. A selector 60 selects one of the output of the dividing/multiplying circuits 51-5n according to a command from a register 70a for a filter and outputs it. By supplying the clock for filter operation having a different frequency, the shielding frequency of a switched capacitor filter 20 is switched. An amplifier 30a has the function of correcting the DC offset output of the switched capacitor filter 20, amplifies the test signal, and outputs it to an analog/digital converter 2 of the device under test 1.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004108420-A (JP)
Title: High-load transmission belt and center belt for high-load transmission belt
Inventor: HANESAKA HITOSHI
IPC: F16G5/16
Filed: 2002-09-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a high-load transmission belt made of hydrogenated nitrile rubber in which Aramid short fibers and carbon black are included in certain amounts so as to give the belt a sufficient hardness and unlikelihood to cause cracking with repetitive bending, capable of eliminating rattling between the center belts and the block, and excellent in the resistance against bending and the heat resistance.  <P>SOLUTION: The high-load transmission belt 1 is structured so that a plurality of blocks 2 are fitted fast at the specified pitch in the longitudinal direction of the center belts 3a and 3b, wherein the rubber composition of the center belts 3a and 3b is 10-25 parts by weight Aramid short fibers and 60-80 parts by weight carbon black nitrile rubber with respect to 100 parts by weight hydrogenated nitrile rubber.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004109382-A (JP)
Title: Foldable display, input device provided with foldable display and keyboard, and personal computer provided with the input device
Inventor: MOCHIZUKI ISAO
IPC: G09F9/00
Filed: 2002-09-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide an input device and personal computer with which the operation to fold a display can be carried out stably for a long period by foldably constituting both of a keyboard and the display.  <P>SOLUTION: Links 132 of respective half disk sections 131 of a coupling member 129 are integrally formed, and a cover member 107 and a cover member 117 are coupled to each other across the coupling member 129 by inserting screws 134 into threaded holes 133 of the links 132, slots 125 of the cover member 107, and slots 128 of the cover member 117. The operation to open and close the cover member 107 and the cover member 117 of the flexible display 102 is stably performed by actuating the links 132 integrally formed in the respective sections 131 synchronously with each other.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004109429-A (JP)
Title: Method for forming oblique groove of optical waveguide device and tool
Inventor: YAGI SHIGEYUKI
IPC: G02B6/13
Filed: 2002-09-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for forming an oblique groove on an optical waveguide device without causing the peeling of a polymer layer or cracks on a silicon substrate in forming the oblique groove, and a tool for fixing the substrate used in the method.  <P>SOLUTION: In the method for forming the oblique groove by dicing the core of the optical waveguide device provided with a polymer optical waveguide on the substrate with a blade so as to cross it, a one-surface abrasive grain layer blade having an abrasive grain layer only on one surface is used. The tool to be used in the method is provided with a suction surface for sucking and fixing the substrate, a projection part for positioning the substrate to the suction surface in a prescribed direction, and a groove and a hole for evacuation provided on the suction surface for vacuum-sucking the substrate, and the suction surface is inclined at a prescribed angle to a horizontal plane and the inclination angle is equal to the angle of the oblique groove to the normal of the substrate.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003162445-A (JP)
Title: Graphics controller for high-speed transmission of memory read command
Inventor: SINGH RAI BARINDER
IPC: G09G5/39
Filed: 2002-09-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a graphics controller for high-speed transmission of memory read command.  <P>SOLUTION: This memory controller chip includes a logic circuit connected to a first memory, this logic circuit responds to the first command issued from a CPU by determining the condition whether the first command is a memory reading command is true; if the condition is true, the logic circuit, while making hold the memory controller chip the first command to the first memory, the execution of the first command is made to begin; but if the condition is false, the logic circuit make the memory controller chip check whether preparation of performing the first command is true; and if the memory controller chip is not ready to carry out the first command, the logic circuit, while making the memory controller chip continue to check, transmits a signal to the CPU that the second command from the CPU is ready to receive.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004108035-A (JP)
Title: Door opening and closing device
Inventor: ICHIKAWA TAKASHIGE
IPC: B60R25/01
Filed: 2002-09-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a door opening and closing device capable of opening a door even if voltage of a battery is in a state to lower to such an extent that it can not drive an electric actuator.  <P>SOLUTION: The door opening and closing device 10 includes a door latch operation motor 17, a door latch 18 and an electric generation means 20. The door latch operation motor 17 is electrically made to operate the door latch 18. The electric generation means 20 can generate an electric power necessary for driving the door latch operation motor 17 when the voltage of the battery feeding to the door latch operation motor 17 is in a state to lower to such an extent that the door latch operation motor 17 can not drive the door latch operation motor 17.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004111785-A (JP)
Title: Manufacturing method of semiconductor device
Inventor: MOCHIZUKI TAKAYUKI
IPC: H01L21/205
Filed: 2002-09-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method of a semiconductor device which can improve uniformity of the temperature in a substrate or uniformity of the film thickness in the surface of the substrate, while suppressing the variation of the temperature in the surface of the substrate in manufacturing the semiconductor device which is a problem in a conventional technique.  <P>SOLUTION: In the manufacturing method of the semiconductor device comprising a carrying process for carrying a substrate 1 to be treated into a reaction chamber 50a, and a film forming process for forming a silicon film on the substrate 1 to be treated by thermal CVD while supplying silane gas as a film forming gas and nitrogen gas as a carrier gas into the reaction chamber 50a, in the film forming process, additionally hydrogen gas is supplied into the reaction chamber 50a.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004116035-A (JP)
Title: Tunnel and construction method therefor
Inventor: SAKATA NOBORU
IPC: E21D11/10
Filed: 2002-09-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a construction method for a tunnel capable of controlling cracks of the secondary lining concrete without constraining the secondary lining concrete to invert concrete.  <P>SOLUTION: A natural ground 3 is excavated and concrete is sprayed on the arch 17 and side portions 19 of a mining gallery wall 15 to install a primary lining concrete 7 and an invert concrete 9 is formed in the lower part 21. A sheet 11 is attached along the inner peripheral face 23 of the primary lining concrete 7. The end 27 of the sheet 11 is put on both ends of the inner peripheral face 29 of the invert concrete 9. And further, the secondary lining concrete 13 is placed to the inner peripheral face 25 side of the sheet 11.  <P>COPYRIGHT: (C)2004,JPO